National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Fair

45°F

7°C

Humidity 54%
Wind Speed Vrbl 3 mph
Barometer 30.10 in (1019.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 16 Oct 9:53 pm EDT
Extended Forecast for

Branchport NY

Frost Advisory October 17, 12:00am until October 17, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Northwest wind around 6 mph becoming calm after midnight.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 9am. Otherwise, sunny, with a high near 58. Calm wind becoming north 5 to 7 mph in the morning.

    High: 58 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 68. South wind 6 to 8 mph.

    High: 68 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 53. South wind around 10 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 50%.

    High: 58 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 2am. Partly cloudy, with a low around 43. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Northwest wind around 6 mph becoming calm after midnight.
Friday
Areas of frost before 9am. Otherwise, sunny, with a high near 58. Calm wind becoming north 5 to 7 mph in the morning.
Friday Night
Mostly cloudy, with a low around 43. Calm wind.
Saturday
Mostly cloudy, with a high near 68. South wind 6 to 8 mph.
Saturday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 53. South wind around 10 mph. Chance of precipitation is 30%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Sunday Night
Showers. Low around 48. Chance of precipitation is 90%.
Monday
A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 50%.
Monday Night
A chance of showers before 2am. Partly cloudy, with a low around 43. Chance of precipitation is 30%.
Tuesday
A chance of showers after 8am. Mostly sunny, with a high near 63. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Wednesday
Showers likely. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Branchport NY
 42.6°N 77.16°W (Elev. 945 ft)
Last Update:
9:38 pm EDT Oct 16, 2025
Forecast Valid:
10pm EDT Oct 16, 2025-6pm EDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation